| 4201 | RHR | Rhodesia Railways | | ZW | TRAFFIC |
| 4202 | RHRD | RICHARDS TRUCKING CO | | | SCAC3 |
| 4203 | RHRD | RICHARD, B A LTD | | | SCAC4 |
| 4204 | RHRI | ROWSE HYDRAULIC RAKES CO INC | | | SCAC4 |
| 4205 | RHRK | ROHRER TRUCKING | | | SCAC4 |
| 4206 | RHRM | RAHRMANN TRUCKING | | | SCAC3 |
| 4207 | RHRO | RICHARDSON, ROY | | | SCAC3 |
| 4208 | RHRT | RICHARDS TRANSPORTATION CO INC | | | SCAC3 |
| 4209 | RHRT | REINHART FOODS | | | SCAC4 |
| 4210 | RHRX | Rahr Malting Co. | added 4/1990; 1/1994; eliminated 7/1999; 7/2000-7/2005 (not listed) | | NAKINA |
| 4211 | RHRX | Rahr Malting Co. | added 4/90; 1/94; eliminated 7/99; 7/2000 | | NRHS |
| 4212 | RHRX | RAHR MALTING COMPANY | | | PWRC |
| 4213 | RHRX | Rahr Malting | | | RSRV |
| 4214 | RHRX | RAHR MALTING COMPANY | | | SCAC4 |
| 4215 | RHSA | RAPID HOT SHOT & TRUCKING LLC | | | SCAC4 |
| 4216 | RHSD | RICHS DELIVERY SERVICE | | | SCAC3 |
| 4217 | RHSD | RICHARDSON TRUCKING | | | SCAC4 |
| 4218 | RHSE | RIGHTSELL ENTERPRISES | | | SCAC3 |
| 4219 | RHSE | RIGHTSELL ENTERPRISES INC | | | SCAC4 |
| 4220 | RHSF | RUSTIC HOUSE FURNITURE | | | SCAC4 |
| 4221 | RHSI | RECORD HAULING SERVICE INC | | | SCAC3 |
| 4222 | RHSI | RECORD HAULING SERVICE INC | | | SCAC4 |
| 4223 | RHSL | RHOTON, S L INC | | | SCAC3 |
| 4224 | RHSL | ROSS, JOHN & SONS LTD | | | SCAC4 |
| 4225 | RHSN | RICHARDSON TRUCK LINE INC | | | SCAC3 |
| 4226 | RHSN | R H SERVICES INC | | | SCAC4 |
| 4227 | RHSO | RICHARDSON TRUCKING INC | | | SCAC3 |
| 4228 | RHSP | RACKHAM SERVICE CORP | | | SCAC4 |
| 4229 | RHSQ | ROSEN, H & SONS INC | | | SCAC3 |
| 4230 | RHSQ | ROADRUNNER HOTSHOTS INC | | | SCAC4 |
| 4231 | RHSR | R H S TRUCKING CO | | | SCAC3 |
| 4232 | RHSR | RUTH, S TRANSPORT | | | SCAC4 |
| 4233 | RHSS | RICH'S SOUTH SHORE EXPRESS INC | | | SCAC3 |
| 4234 | RHSS | ROHRSCHEIB SONS CAISSONS INC | | | SCAC4 |
| 4235 | RHSV | REISCH SERVICES INC | | | SCAC3 |
| 4236 | RHSV | RELIABLE HAULING SERVICES LLC | | | SCAC4 |
| 4237 | RHSW | ROYAL HAWAIIAN SPRINGS WATER COMPAN | | | SCAC4 |
| 4238 | RHSX | Central New York Chapter National Railway Historical Society Inc. | 7/2005 (not listed) | | NAKINA |
| 4239 | RHSX | CENTRAL NEW YORK CHAPTER, NATIONAL RAILWAY HISTORICAL SOCIETY | | | PWRC |
| 4240 | RHSX | CENTRAL NEW YORK CHAPTER NATIONAL R | | | SCAC4 |
| 4241 | RHT | Sunlight Air | | BG | AVCODES |
| 4242 | RHTB | RICHMOND TRANSPORTATION SERVICES IN | | | SCAC3 |
| 4243 | RHTB | ROBERTS HOT TUBS INC | | | SCAC4 |
| 4244 | RHTC | R H TRUCKING INC | | | SCAC3 |
| 4245 | RHTD | RICH-TED TRUCKING | | | SCAC3 |
| 4246 | RHTD | RICHARDS TRUCKING COMPANY | | | SCAC4 |
| 4247 | RHTE | RHT EXPRESS | | | SCAC4 |
| 4248 | RHTG | R H TRUCKING INC | | | SCAC3 |
| 4249 | RHTG | RATTAN, H TRUCKING LTD | | | SCAC4 |
| 4250 | RHTH | R-HALE TRUCKING INCORPORATED | | | SCAC4 |
| 4251 | RHTI | RICHMOND TRUCKING SERVICE INC | | | SCAC3 |
| 4252 | RHTI | RH TRUCKING | | | SCAC4 |
| 4253 | RHTK | RICHARDSON TRUCKING INC | | | SCAC3 |
| 4254 | RHTL | RICHARDS TRANSPORT LTD | | | SCAC3 |
| 4255 | RHTL | RICHARDS TRANSPORT LTD | | | SCAC4 |
| 4256 | RHTM | RH TRUCKING | | | SCAC4 |
| 4257 | RHTN | REICHKITZER TRANSPORTATION INC | | | SCAC3 |
| 4258 | RHTN | REICH TRUCKING LLC | | | SCAC4 |
| 4259 | RHTO | RHETT TRANSPORT INC | | | SCAC3 |
| 4260 | RHTO | RICH TANKER CORPORATION | | | SCAC4 |
| 4261 | RHTP | RASCON, HECTOR & TRUJILLO, RUBEN A | | | SCAC4 |
| 4262 | RHTQ | RHODES TRANSFER | | | SCAC3 |
| 4263 | RHTR | ROCHESTER TRANSFER & STORAGE CO (DI | | | SCAC4 |
| 4264 | RHTS | RICHARDS TRUCKING SERVICE | | | SCAC3 |
| 4265 | RHTS | RICHARDS TRUCKING SERVICE | | | SCAC4 |
| 4266 | RHTU | TRANSPORT ROGER HEINEN | | B | BIC |
| 4267 | RHTV | R & B TRANSPORT COMPANY INC | | | SCAC3 |
| 4268 | RHTV | ROLLING HILLS TRADING CO | | | SCAC4 |
| 4269 | RHTW | RITCHIE TOWING COMPANY INC | | | SCAC3 |
| 4270 | RHTW | REID'S HAUL & TOW | | | SCAC4 |
| 4271 | RHTY | R & H TRANSPORT INC | | | SCAC3 |
| 4272 | RHTY | RHT | | | SCAC4 |
| 4273 | RHUT | RANCH HOUSE TRUCKING | | | SCAC3 |
| 4274 | RHV | Rheintalische Verkehrsbetriebe AG | | CH | TRAFFIC |
| 4275 | RHVC | RV TANK & VAN LINES LTD | | | SCAC3 |
| 4276 | RHVQ | RICHARDS VAN & STORAGE INC | | | SCAC3 |
| 4277 | RHW | ROYAL HYWAY TOURS INC | | | SCAC4 |
| 4278 | RHWD | RANCHWOOD TRAVEL INC | | | SCAC3 |
| 4279 | RHWG | REDHAWK GLOBAL LLC | | | SCAC4 |
| 4280 | RHWK | REDHAWK TRANSPORTATION INC | | | SCAC4 |
| 4281 | RHWL | RANDHAWA TRUCKING LTD | | | SCAC4 |
| 4282 | RHWQ | RICHARDSON, W FRED SECURITY STORAGE | | | SCAC3 |
| 4283 | RHWT | ROSE, H W TRUCKING | | | SCAC4 |
| 4284 | RHWY | RICHWAY TRUCKING OF GA INC | | | SCAC3 |
| 4285 | RHXC | RACEHORSE EXPRESS LLC | | | SCAC4 |
| 4286 | RHXE | RALPHS EXPRESS | | | SCAC4 |
| 4287 | RHXH | RUSH TRANSPORT INC (UTAH) | | | SCAC4 |
| 4288 | RHXI | RUSH TRANSPORT INC | | | SCAC4 |
| 4289 | RHXL | ROCKIN H TRANSPORTATION LLC | | | SCAC4 |
| 4290 | RHXP | RED HAWK EXPRESS INC | | | SCAC3 |
| 4291 | RHXP | ROLLING HILLS EXPRESS INC | | | SCAC4 |
| 4292 | RHXQ | RHEIN EXPRESS | | | SCAC3 |
| 4293 | RHXQ | RICH TRANSPORT INC | | | SCAC4 |
| 4294 | RHXR | R A H EXPRESS INC | | | SCAC3 |
| 4295 | RHYX | Macquarie Rail Inc. | added 7/2009 | | NAKINA |
| 4296 | RHYX | WATCO COMPANIES INC | | | SCAC4 |
| 4297 | RHYZ | RHYTHM LOGISTICS INC | | | SCAC4 |
| 4298 | RHZJ | RAMIREZ HERNANDEZ, JESUS SERGIO | | | SCAC4 |
| 4299 | RHZO | RA CHAND PRODUCTS-JUNGLE ZOO | | | SCAC4 |
| 4300 | RI | Mandala Airlines, PT. t/a Tigerair Mandala | ICAO: MDL, Callsign: Mandala, Ceased operations on 01 July 2014. Designator RI reinstated by IATA. IATA designator changed from RI*. Name changed from PT. Mandala Airlines in 2010. Founded on 17 April 1969. | RI | AVCODES |
